Gosky Optics 4 Color Planetary Filter Set - No.21 Red/ No.12 Yellow/ No.80A Blue/ No.56 Green[Product Information]- Enter your model numberto make sure this fits.
- They are an essential tool of the lunar and planetary observer， for filters permit the observation and photography of surface detail that is often virtually invisible without filtration.
- Highlight features on Mars， Jupiter， and Saturn.
- Standand filter thread on both sides for 1.25" eyepieces and other accessories.
- Metal frame and made of optical glass.
- Comes with a plastic box to keep it safe and clean when not in use.
